Alert archive / Minnesota / Tornado Warnings in 2008
Tornado Warning 10, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this tornado warning at May 1, 2008, 7:45 PM CDT for Nobles County, Rock County, Minnesota; Lyon County, Iowa; Minnehaha County, South Dakota. It was in force for 30 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 1, 2008, 7:45 PM CDT (00:45 UTC)
- Expired
- May 1, 2008, 8:15 PM CDT
- In force
- 30 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Storm-based polygon
Counties Lyon County, IA, Nobles County, MN, Rock County, MN, Minnehaha County, SD
The radar
The Sioux Falls radar (KFSD), 41 km from the middle of the area, began a volume at 00:47 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 1, 4:34 PM CDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Aberdeen, SD (KABR), launched 00:00Z, 0.8 hours before the alert went out and 225 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1220 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 270 m²/s²
- 0-3 km storm-relative helicity
- 338 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WFUS53 KFSD 020046
TORFSD
IAC119-MNC105-133-SDC099-020115-
/O.NEW.KFSD.TO.W.0010.080502T0045Z-080502T0115Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
745 PM CDT THU MAY 1 2008
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
* TORNADO WARNING FOR...
NORTH CENTRAL LYON COUNTY IN NORTHWEST IOWA
EASTERN MINNEHAHA COUNTY IN SOUTHEAST SOUTH DAKOTA
WESTERN NOBLES COUNTY IN SOUTHWEST MINNESOTA
ROCK COUNTY IN SOUTHWEST MINNESOTA
* UNTIL 815 PM CDT
* AT 745 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING A TORNADO ALONG A
LINE EXTENDING FROM 4 MILES WEST OF VALLEY SPRINGS TO 6 MILES NORTH
OF ROCK RAPIDS TO 6 MILES SOUTHEAST OF ELLSWORTH...OR ALONG A LINE
EXTENDING FROM 10 MILES EAST OF SIOUX FALLS TO 6 MILES NORTH OF
ROCK RAPIDS TO 10 MILES EAST OF ROCK RAPIDS...MOVING NORTHEAST AT
35 MPH.
* TORNADO PRODUCING STORMS WILL BE NEAR...
ELLSWORTH...BEAVER CREEK AROUND 750 PM CDT...
GARRETSON AROUND 755 PM CDT...
SHERMAN...LUVERNE AROUND 800 PM CDT...
ADRIAN AROUND 805 PM CDT...
HARDWICK AROUND 810 PM CDT...
LISMORE AROUND 815 PM CDT...
AT 740 PM CDT...LAW ENFORCEMENT REPORTED A TORNADO 4 MILES SOUTHWEST
OF VALLEY SPRINGS.
AT 744 PM CDT...A WEATHER SPOTTER REPORTED A TORNADO 2 MILES WEST OF
GEORGE.
A TORNADO HAS BEEN CONFIRMED. TAKE COVER IN A STURDY BUILDING NOW.
MOBILE HOMES AND VEHICLES ARE NOT SAFE.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT THURSDAY EVENING
FOR NORTHWEST IOWA AND SOUTHWEST MINNESOTA AND SOUTHEASTERN SOUTH
DAKOTA.
LAT...LON 4334 9595 4352 9657 4385 9651 4385 9646
4381 9586
TIME...MOT...LOC 0045Z 205DEG 30KT 4362 9652 4354 9619
4346 9594
$$
PS3 follow-up statements
000
WWUS53 KFSD 020056
SVSFSD
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
756 PM CDT THU MAY 1 2008
IAC119-MNC105-133-SDC099-020115-
/O.CON.KFSD.TO.W.0010.000000T0000Z-080502T0115Z/
LYON IA-ROCK MN-NOBLES MN-MINNEHAHA SD-
756 PM CDT THU MAY 1 2008
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR EASTERN
MINNEHAHA...WESTERN NOBLES...ROCK AND CENTRAL LYON COUNTIES...
AT 756 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF TORNADO PRODUCING STORMS. THESE TORNADO PRODUCING
STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 4 MILES SOUTH OF
GARRETSON TO 5 MILES SOUTHEAST OF LUVERNE TO 6 MILES EAST OF
ELLSWORTH...OR ALONG A LINE EXTENDING FROM 14 MILES WEST OF LUVERNE
TO LUVERNE TO 14 MILES NORTHEAST OF ROCK RAPIDS...MOVING NORTHEAST AT
34 MPH.
TORNADO PRODUCING STORMS WILL BE NEAR...
GARRETSON AROUND 800 PM CDT...
ADRIAN AROUND 805 PM CDT...
KENNETH...HARDWICK AROUND 810 PM CDT...
LISMORE AROUND 815 PM CDT...
AT 750 PM CDT...LAW ENFORCEMENT REPORTED A FUNNEL CLOUD 6 MILES EAST
OF BRANDON...NEAR THE MINNESOTA AND SOUTH DAKOTA STATE LINE.
A TORNADO HAS BEEN CONFIRMED. TAKE COVER IN A STURDY BUILDING NOW.
MOBILE HOMES AND VEHICLES ARE NOT SAFE.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT THURSDAY EVENING
FOR NORTHWEST IOWA AND SOUTHWEST MINNESOTA AND SOUTHEASTERN SOUTH
DAKOTA.
LAT...LON 4334 9596 4350 9622 4354 9656 4359 9656
4363 9654 4366 9655 4385 9651 4381 9586
TIME...MOT...LOC 0056Z 205DEG 30KT 4370 9647 4362 9614
4354 9589
$$
PS000
WWUS53 KFSD 020100
SVSFSD
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
759 PM CDT THU MAY 1 2008
IAC119-MNC105-133-SDC099-020115-
/O.CON.KFSD.TO.W.0010.000000T0000Z-080502T0115Z/
LYON IA-ROCK MN-NOBLES MN-MINNEHAHA SD-
759 PM CDT THU MAY 1 2008
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR EASTERN
MINNEHAHA...WESTERN NOBLES...ROCK AND CENTRAL LYON COUNTIES...
AT 759 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF TORNADO PRODUCING STORMS. THESE TORNADO PRODUCING
STORMS WERE LOCATED ALONG A LINE EXTENDING FROM GARRETSON TO 4 MILES
SOUTHWEST OF MAGNOLIA TO 7 MILES EAST OF ELLSWORTH...OR ALONG A LINE
EXTENDING FROM 13 MILES WEST OF LUVERNE TO LUVERNE TO 16 MILES
NORTHEAST OF ROCK RAPIDS...MOVING NORTHEAST AT 34 MPH.
TORNADO PRODUCING STORMS WILL BE NEAR...
BRANDON THROUGH 805 PM
GARRETSON...SHERMAN...ADRIAN AROUND 810 PM CDT...
HARDWICK AROUND 810 PM CDT...
LISMORE...KENNETH AROUND 815 PM CDT...
AT 758 PM CDT...BRANDON FIRE DEPARTMENT REPORTED A FUNNEL CLOUD OVER
BRANDON. THIS STORM IS HEADING TOWARD GARRETSON.
A TORNADO HAS BEEN CONFIRMED. TAKE COVER IN A STURDY BUILDING NOW.
MOBILE HOMES AND VEHICLES ARE NOT SAFE.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT THURSDAY EVENING
FOR NORTHWEST IOWA AND SOUTHWEST MINNESOTA AND SOUTHEASTERN SOUTH
DAKOTA.
LAT...LON 4334 9596 4350 9622 4354 9656 4359 9656
4363 9654 4366 9655 4385 9651 4381 9586
TIME...MOT...LOC 0059Z 205DEG 30KT 4373 9645 4365 9612
4356 9587
$$
PS000
WWUS53 KFSD 020113 RRA
SVSFSD
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
812 PM CDT THU MAY 1 2008
IAC119-MNC105-133-SDC099-020122-
/O.EXP.KFSD.TO.W.0010.000000T0000Z-080502T0115Z/
LYON IA-ROCK MN-NOBLES MN-MINNEHAHA SD-
812 PM CDT THU MAY 1 2008
...THE TORNADO WARNING FOR EASTERN MINNEHAHA...WESTERN NOBLES...ROCK
AND CENTRAL LYON COUNTIES WILL EXPIRE AT 815 PM CDT...
THE STORM IS NO LONGER SEVERE.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT THURSDAY EVENING
FOR NORTHWEST IOWA AND SOUTHWEST MINNESOTA AND SOUTHEASTERN SOUTH
DAKOTA.
A TORNADO WARNING REMAINS IN EFFECT FOR EXTREME EASTERN LYON
COUNTY...AND SOUTHERN NOBLES COUNTY UNTIL 815 PM CDT.
LAT...LON 4334 9596 4350 9622 4354 9656 4359 9656
4363 9654 4366 9655 4385 9651 4381 9586
TIME...MOT...LOC 0112Z 205DEG 30KT 4383 9639 4375 9606
4366 9581
$$
SCHUMACHERThe office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 1, 7:22 PM CDT | Tornado Warning | FSD | Nobles, Rock | 23 min |
| May 1, 7:39 PM CDT | Tornado Warning | FSD | Nobles | 36 min |
| May 1, 7:58 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Lyon | 26 min |
| May 1, 8:16 PM CDT | Tornado Warning | FSD | Nobles | 29 min |
| May 2, 3:49 PM CDT | Wind Advisory | FSD | Cottonwood, Jackson, Lincoln, Lyon, Murray, Nobles and 2 more | 12 hr |
| May 2, 2:48 PM CDT | River Flood Warning | FSD | Plymouth | 18 hr |
| May 2, 2:48 PM CDT | River Flood Warning | FSD | Clay, Dickinson | 7 days |
| May 2, 2:48 PM CDT | River Flood Warning | FSD | Buena Vista | 7 days |
| May 2, 2:48 PM CDT | River Flood Warning | FSD | Sioux | 18 hr |
| May 1, 7:08 PM CDT | Tornado Warning | FSD | Turner | 29 min |
| May 1, 7:16 PM CDT | Severe Thunderstorm Warning | FSD | McCook, Minnehaha, Turner | 44 min |
| May 1, 7:25 PM CDT | Tornado Warning | FSD | McCook, Minnehaha, Turner | 35 min |
| May 1, 7:27 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 33 min |
| May 1, 7:53 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha, Moody | 24 min |
| May 1, 7:59 PM CDT | Tornado Warning | FSD | Minnehaha | 14 min |
| May 1, 8:24 PM CDT | Severe Thunderstorm Warning | FSD | Beadle, Sanborn | 36 min |
| May 1, 8:55 PM CDT | Severe Thunderstorm Warning | FSD | Beadle, Jerauld | 21 min |
Nearby
Tornado Warnings in Minnesota, 2008Tornado Warnings in Iowa, 2008Tornado Warnings in South Dakota, 2008Every tornado warning in 2008Tornadoes in 2008
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.